Check EnableCreate/EnableCall in ante handler

[yihuang]

Description

WIP: #1045

Reject tx early in ante handler, avoid deduct user fee for vain.

---

For contributor use:

• Targeted PR against correct branch (see CONTRIBUTING.md)
• Linked to Github issue with discussion and accepted design OR link to spec that describes this work.
• Code follows the module structure standards.
• Wrote unit and integration tests
• Updated relevant documentation (docs/) or specification (x/<module>/spec/)
• Added relevant godoc comments.
• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md
• Re-reviewed Files changed in the Github PR explorer

---

For admin use:

• Added appropriate labels to PR (ex. WIP, R4R, docs, etc)
• Reviewers assigned
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)

[codecov]

Codecov Report

Merging #1060 (7081d60) into main (a4b8816) will increase coverage by 0.03%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #1060      +/-   ##
==========================================
+ Coverage   59.46%   59.49%   +0.03%     
==========================================
  Files          84       84              
  Lines        6934     6940       +6     
==========================================
+ Hits         4123     4129       +6     
  Misses       2598     2598              
  Partials      213      213              

Impacted Files	Coverage Δ
app/ante/eth.go	82.68% <100.00%> (+0.31%)	⬆️

[fedekunze]

LGTM. See comment about breaking change